A developer needs to support multiple currencies for a custom object in an application. The multicurrency feature has been enabled for the organization.

What does the developer need to know in order to successfully support this application? Choose 2
answers

A.
Administrators can add additional currencies after the application has been built.

B.
Roll-up summary fields on a parent record will calculate incorrectly if the child records have
multiple currencies.

C.
The multi-currency feature will automatically track historical exchange rates.

D.
Currency ISO code will need to be supplied when inserting records in different currencies.